/* some var() & calc() */

  body {
  color: rgba(18, 52, 86, 0.47059);
  
  font-size: 2rem;
  line-height: 3rem;
  padding: calc(1rem + 1px);
}

  /* font stuff */

  h2 {
  -webkit-font-feature-settings: "c2sc";
          font-feature-settings: "c2sc";
  font-variant-caps: small-caps;
}

  /* system-ui font-family */

  body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen, Ubuntu, Cantarell, Droid Sans, Helvetica Neue;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  }
  